﻿<!DOCTYPE html>
<html>
<head>
    <meta charset="utf-8" />
    <title></title>
    <script>
	        console.log("NaN == NaN:",NaN == NaN);
        console.log("NaN === NaN:",NaN === NaN);
        console.log("NaN != NaN:",NaN != NaN);
        console.log("NaN !== NaN:",NaN !== NaN);
		
        console.log("NaN == undefined:",NaN == undefined);
        console.log("NaN === undefined:",NaN === undefined);
        console.log("NaN !== undefined:",NaN !== undefined);
        
        console.log("NaN >= 1:",NaN >= 1);
        console.log("NaN <= 1:",NaN <= 1);
        console.log("NaN == 1:",NaN == 1);
        console.log("NaN != 1:",NaN != 1);
        
        console.log("NaN >= undefined:",NaN >= undefined);
        console.log("NaN <= undefined:",NaN <= undefined);
        console.log("NaN == undefined:",NaN == undefined);
        console.log("NaN != undefined:",NaN != undefined);
        
        console.log("0 >= undefined:",0 >= undefined);
        console.log("0 <= undefined:",0 <= undefined);
        console.log("0 == undefined:",0 == undefined);
        console.log("0 === undefined:",0 === undefined);
        console.log("0 != undefined:",0 != undefined);
        
        console.log("undefined == undefined:",undefined == undefined);
        console.log("undefined != undefined:",undefined != undefined);
        console.log("undefined === undefined:",undefined === undefined);
        console.log("undefined !== undefined:",undefined !== undefined);
	</script>
</head>
<body>

</body>
</html>